Doctor profile · Federal record

Dr. Michael Wellner, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Transplant Hepatology Physician · Westerville, OH

  • NPI 1215294509
  • Accepts Medicare
  • MIPS 88.3 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6100 N Hamilton RD
Westerville, OH 430812062
(614) 293-6255
fax (614) 293-1456
Mailing address
700 Ackerman RD Ste 2120
Columbus, OH 432021559

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
March 26, 2026
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Ohio #35.123215

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215294509. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
567
Distinct HCPCS
10
Medicare allowed
$69,691
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 167 57 $115
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 80 48 $74
99215 Established patient office or other outpatient visit, 40-54 minutes 62 49 $133
99214 Established patient office or other outpatient visit, 30-39 minutes 49 45 $119
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 38 36 $167
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 34 33 $110
99215 Established patient office or other outpatient visit, 40-54 minutes 33 30 $174
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 21 20 $128
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $162
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 16 16 $106

In context: peer comparison

Among 6 peers in this city , average services per provider: 35. This provider delivers 16× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
956
Patients
205
Total drug cost
$429,003
Drug Type Claims Patients Total cost
Tacrolimus Generic 167 41 $41,822
Ursodiol Generic 164 42 $41,451
Furosemide Generic 91 29 $440
Prednisone Generic 83 18 $503
Mycophenolic Acid (Mycophenolate Sodium) Brand 75 18 $31,046
Spironolactone Generic 62 17 $1,297
Pantoprazole Sodium Generic 56 17 $1,200
Xifaxan (Rifaximin) Brand 47 0 $152,983
Azathioprine Generic 45 12 $2,040
Mycophenolate Mofetil Generic 41 11 $3,424

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Wellner's medical specialty?
Dr. Michael Wellner practices Gastroenterology Physician in Westerville, OH.
Where does Dr. Michael Wellner practice?
Dr. Michael Wellner practices at 6100 N Hamilton RD, Westerville, OH 430812062. Office phone: 6142936255.
What is Dr. Michael Wellner's NPI?
Dr. Michael Wellner's National Provider Identifier (NPI) is 1215294509, issued by NPPES.
Does Dr. Michael Wellner accept Medicare assignment?
Yes. Dr. Michael Wellner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Wellner commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.